https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 23.6 2026-03-19T10:41:57.720Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/sciencekeywords/6182be8b-d006-4327-994d-6f27c7e4d9a9 LIDAR Date=2020-04-02 User Id=sritz Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=LIDAR [6182be8b-d006-4327-994d-6f27c7e4d9a9,84289] - LIDAR WAVEFORM [85fa8e79-82c0-4f18-bf12-d6e7bc8c76b0,559895] Date=2020-05-20 User Id=sritz Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=LIDAR [6182be8b-d006-4327-994d-6f27c7e4d9a9,84289] - APPARENT SURFACE REFLECTIVITY [6b798091-6362-4e78-9c51-bd5327ec73e7,560189] LIDAR (Light Detection and Ranging) is an optical remote sensing technology that measures properties of scattered light to find range and/or other information of a distant target. 2020-05-20 14:23:42.0